DECANDRIA PENTAGYNIA. Oxalis. 127 



Discrim. Its upright, short, fleshy Is., closely tiled at the barren 

 shoots. H. 



S. album. White Stonecrop. Leaves scattered, oblong, 

 blunt, nearly cylindrical, spreading, smooth. Panicle 

 much branched in a corymbose manner. E. B. 1578. 

 C. 1. 31. S. minus officinarum. G. E. 512. also 

 513. f. 7. 



Walls, roofs. On several old walls at Upper Heyford. Bx. 



Per. July. 



Root fibrous. Stems prostrate at bottom only, round, green, 

 or purplish, leafy. Fl.-stems upright, three to five inch. Ls. 

 scattered, light-green, fi-equently reddish, slightly attached, 

 spreading at nearly right angles with the stem, smooth, very 

 fleshy, from about half an inch to nearly an inch in length, 

 oblong, blunt, nearly cylindrical, but some of them a little 

 flatted above. Fl. numerous, white, sometimes tinged with 

 red, produced in a smooth, much branched, somewhat corym- 

 bose panicle. Whole plant frequently of a reddish or purplish 

 colour when growing in a dry exposed situation, 



Discrim. From other British Sedums by the oblong, blunt, and 

 cylindrical shape of the Is. B.v. 



S. reflexum. Crooked Yellow Stonecrop. Leaves awl- 

 shaped, scattered, spurred at the base ; the lowermost 

 curved back. Flowers cymose. Segments of the 

 calyx egg-shaped. E. B. 695. Aizoon scorpioides. 

 G. E. 513. 



Walls. 



Per. July. 



Stems one f., variously spreading, round, entangled, or hanging 

 down, fleshy. Ls. fleshy, smooth, often reddish, attached by 

 the flat inner side, a Httle above their base. FL-cyme, terminal, 

 bright yellow. Fl. many, mostly of six pet. and germs., and 

 twelve stam. Ls. of the baiTen branches crowded. This 

 species remarkably tenacious of life. 



{^Sedum rupestre. St. T^incenfs Rocks. Tur.) 



OXA'LIS. Wood-Sorrel. 



O. Acetosella. Common TV. Stalks immediately from 

 the root, single-flowered. Leaves in threes, inversely 

 heart-shaped, hairy. Root with many scaly joints. 

 Stamens all simple. E. B. 762. C. 2. 31. Oxys 

 alba. G. E. 1201. 



Groves, and shady places. 



